視像信號 的英文怎麼說

中文拼音 [shìxiàngxìnháo]
視像信號 英文
video signal
  • 視 : Ⅰ動詞1. （看） look at 2. （看待） regard; look upon 3. （考察） inspect; watch Ⅱ名詞（姓氏） a surname
  • 像 : Ⅰ名詞1 （比照人物製成的形象） likeness （of sb ）; portrait; picture 2 [物理學] image Ⅱ動詞1 （在...
  • 號 : 號Ⅰ名1 （名稱） name 2 （別號; 字） assumed name; alternative name3 （商店） business house 4 （...
  1. This paper refers to several creation in compatibility with large volume of fed display and conversion of different video signal. it firstly used special central chip al300, designed correlative circuits, successfully developed vga full - color fed console system, compatible with resolution 1280 1024, achieved functions such as multi - video signal conversion and interleaving, met vga ’ s resolution of fed. it firstly designed and fabricated vga interface and separated video interface - - s - video, converting several video signals to 24 bits full - colored digital image signal in fed driving system, achieved separation of luminance signal and chromatism signal, enhanced the bandwidth of luminance signal

    首次採用平板顯示專用控制晶元al300 ，設計並製作了相關配套電路，支持的最高解析度是1280 1024 ，實現解隔行和多種視頻格式轉換的功能，滿足了fed顯示屏對vga解析度的要求。首次在基於fpga的vga級彩色fed控制系統中設計並製作了vga介面和分離電視信號s - video介面，可以將多種視頻信號變換為fed驅動系統可用的24位彩色數字圖像信號，實現亮度信號和色差信號的分離，提高了亮度信號的帶寬。
  2. Vga chase row output meet all fig image signal output can directness mate fig tv and display entirety dispel coruscate boost menu mass and definition video decode in put tone exceed convulse

    Vga逐行輸出介面，全數字圖像信號輸出，可以直接配接數字電視和顯示器，完全消除閃爍，提高畫面質量及清晰度
  3. The field of video signal processing is now undergoing a digital reform. the digital processing technique is clearly expatiated in this paper, such as a / d convert, anti - alias filter, clamp control, gain control, pll, synchronization circuit, color decoder, comb filters

    本文詳細敘述了視頻圖像的數字處理方法，重點介紹了視頻信號數字化技術、抗混疊濾波器、箝位、增益控制、鎖相技術、同步時鐘產生、電視信號亮色分離、彩色解碼等技術，這些關鍵技術為視頻信號的數字化處理提供了重要的基礎。
  4. More and more people begin to attach importance to its potence gradually. according to the basic principle of vbi, this paper acquires related experience from the advanced technique for delivering of control signals during the period of vbi. it introduces a scheme using a single coaxial - cable to transmit video signals and control signals simultaneously, in which the key technique is the transmission of control signals in the vertical blanking interval of video signals

    本文根據場消隱期傳輸技術的基本原理，通過借鑒國內外場消隱期傳輸信號的先進技術和相關經驗，提出一種新型的綜合數據傳輸業務的應用電視，闡述了其圖像信號和控制信號共纜傳輸的總體設計方案，並結合bch糾錯編解碼技術和systemview動態模擬軟體，實現和驗證了控制信號在場消隱期間的穩定可靠傳輸。
  5. At present, the most of vtr which are used in watch - control occasion for speciality are short of a uniform control - check - alarm system, which brings on the discommodiousness of operation and the user can not know the time of occurring a fault, which reduces the reliability of the watch - control system. therefor, at first, i carefully analyze the servo theory of the vtr which had been produced by chmavc with k mechanism to find out the work rule of the control signal ; second, take out some right control signal ; then for dealing with the problem of vtr in use for watch - control, i choose some right components to design the uniform control system for many special vtr with protel software. it mainly includes the following functions : operation functions of all vtr ( for example : power, play, ff, rew, stop, rec, eject, fwd, rwd, sp, lp ) was controlled by line at the same time ; in, the process of recording, when the tape walks to the end or stops by itself, the system gives an alarm and shows the number of the wrong vtr ; in the process of recording, the system gives an alarm and shows the number of the wrong vtr when the video signal from vidicon is losed ; the system controls all vtr to record on the non - working time when there is something wrong in the guarding section ; the system controls the video from vtr to switch to right monitor

    目前，用在監控場合的業務用錄像機普遍缺乏一個統一的控制及檢測報警系統，這就導致了操作的不方便和出現了故障用戶不知道，降低了監控系統的可靠性，為此，我首先對華錄松下生產的k機芯的錄像機伺服原理進行仔細分析，找出各個伺服控制信號的控制變化規律；然後從中選出合適的控制信號；針對目前錄像機在實際監控使用過程中存在的問題，選用合適的元器件；運用protel繪圖軟體，設計了這個多臺業務用錄像機的統一控制系統，她主要包括以下功能：錄像機操作功能（如power play ff rew stop rec eject及正尋反尋帶速設定等）的統一線控控制功能；磁帶在記錄過程中，磁帶到頭和磁帶自己「偷停」的報警，並要能顯示出具體是哪一臺錄像機；在記錄狀態下，攝像頭輸入信號丟失報警，並要能顯示出具體是哪一臺錄像機；在休息或其他不需要記錄時，一旦警戒區有情況，則控制所有機器自動進入錄像狀態的功能；從錄像機輸出的監控圖像信號對監視器的切換功能。
  6. In the family of precisely guided weapons, tv - guided weapon system is one of the widely used precise guided weapons. tv - guided weapon system is based on image processing, automatic control and information science. it extracts the location information of missile image from tv image, and guides the missile to attack the target

    電視制導武器系統是廣泛投入實戰應用的精確制導武器之一，它將圖像處理、自動控制、信息科學有機地結合起來，從電視圖像信號中提取導彈位置信息並導引導彈擊向目標。
  7. Spectroanalysis of picture signal for color tv

    彩色電視圖像信號的頻譜分析
  8. The dh - pci - h black and white grabber finishes the process of transmitting the data, which controlled by the grabber. without cpu, its speeds of which be transmitted be at 40mb / s, and be able to connected with the more parts of the standard or un - standard signals of videos, so it is finished at the data is transmitted in real - time

    採用dh - pci - h黑白圖像採集卡，數據的傳送過程是由圖像卡控制的，無需cpu參與，圖像傳輸速度可達40mb s ，能夠與絕大部分的標準與非標準視頻信號相連接，實現了數據的實時傳輸。
  9. The method is as follows : when the video signals from cmos image sensor pass through a high - pass analog filter, the microprocessor samples and processes them and then judge whether the lens is in focus. if the lens is not well focused, the microprocessor will control the lens to be in focus by moving the stepping motor

    這一系統採用的方法是通過對cmos圖像傳感器輸出的模擬視頻信號進行濾波，提取出代表圖像清晰程度的高頻成分，選用單片機組成硬體電路，對信號進行處理並分析判別聚焦位置、控制馬達轉動鏡頭至對焦清楚。
  10. Although stb just is a sort of terminal equipments of the tv signal transmission system, however pivotal technique involves the data demodulation, channel decode, transport stream de - multiplexing, audio and video signal decompression technique and real - time software technique with upriver data coding technique etc. therefore, software and hardware technology research and development of stb, which can increase usefulness with dependable of digital video signal and audio signal for study later make the theories preparation and backlog experience

    機頂盒雖然只是數字電視傳輸系統的終端設備，但所用到的關鍵技術涉及到數據解調、通道解碼、傳輸流的解復用、音視頻信號解壓縮技術以及實時軟體技術和上行數據的編碼技術等。因此，通過對機頂盒軟、硬體的研究開發，既能為以後研究如何提高信息傳輸的有效性和可靠性作理論上的準備，也為圖像信號和音頻信號的數字化處理積累經驗。
  11. The paper has introduced a new means on the automatic focus that take advantage of the video peak to change the position of the focusing lens to achieve a clear picture

    摘要介紹了一種新型的自動調焦的方法，它利用電視跟蹤系統視頻信號的峰值變化控制調焦鏡組，來調整由於目標距離、溫度等變化引起的成像焦面變化，得到清晰圖像，完成電視自動調焦。
  12. The system is of some sense of stereovision and can emancipate the operators from the shackles of microscope eyepieces. flicker is a fatal drawback of the system. based on the analysis of the whys of the flicker phenomenon a kind of flicker - free three - dimensional imaging system based on frequency duplication is then designed

    從模擬時分立體成像系統到基於倍頻的無閃爍立體成像系統，再到帶視頻信號處理功能的無閃爍立體成像系統，圍繞著實現立體、消除閃爍、增強圖像顯示效果等三方面對時分式立體顯示系統進行了深入的研究。
  13. Computer control system incepts two video signals, real - time disposes video, obtains undershoot values and relative distortion of vessel by combining two measurement results

    計算機控制系統接收兩組光電自準直平行光管的視頻信號，進行實時圖像處理，得出動態脫靶量，並對兩路圖像的測量結果進行疊加得出艦艇的相對變形量。
  14. Acquisition and examination of image data from a phantom ( inert test sample ) to investigate image intensity non - uniformity, spatial and temporal noise from instrumental sources, and rf receive coil properties

    用假體（無生命的測試樣品）來取得影像並檢視資料，以探討諸如影像信號不均勻、儀器產生的空間與時間雜訊，以及射頻接收線圈特性等現象。
  15. Methods of measurement for broadcast video tape recorders - part 3 : electrical measurements for analogue component video signals

    廣播磁帶錄像機測量方法.第3部分:模擬視頻信號的電氣測量
  16. There are several advanced functions in control system of fed driving based on fpga. the special al875 can support multi - display format from qvga 、 vga 、 svga to xga in the digital rgb graphics and video frequency. using vga interface and d / a conversion technology, it can monitor data signal and control signal real time. the control of buffer storage carry out seamless link by double frame memory refurbish. osd can control menu and text to adjust state by double display

    完成的基於fpga的新型fed驅動控制系統具有幾種先進的功能:採用專用於rgb圖形/視頻信號數字化的al875晶元，可以支持從qvga 、 vga 、 svga到xga的多種解析度的顯示格式;採用vga介面技術和d / a轉換技術，用於實時監控整個系統中的圖像數據信號和控制信號;採用乒乓刷新控制機制對緩存進行控制，實現數據讀寫操作的無縫連接;採用osd在屏顯示單元，實現控制菜單、文本在屏幕上的疊加顯示。
  17. As to the video signal, alarm signal, control signal, are all weak electricity signal, exceedingly easily be subjected to the jam, in case the power supply system does not steady, wave propag ation is greatly, the harmonic content of power source overtops, the veins wave factors are great unduly, and even power source equipment breakdown, outputting abnormal, will be about to affect the video signal image effect, and dependability cuts downs to the security and alarming system. we adopt fast fu lye ' s mutation rule - fft alternatives, by the way of carrying fft alternatives to the local junction circuit, regulated power supply, ups ' s power source, and switch power source, thereby diagnose every degree harmonious wave content of power souse, and abnormal coefficient, compared to the normal working situation. thereby diagnose out the working condition of the regulated power supply, ups ' s power source, and switch power source

    如果有供電系統不穩定、波動大，電源的諧波含量過高，紋波系數過大，乃至電源設備損壞、輸出異常等情況出現，將會嚴重影響視頻信號的圖像效果，大大降低防盜系統的穩定性和可靠性，我們採用快速傅利葉變換原理，即fft變換，通過對市電、穩壓電源、 ups電源、開關電源等的電壓信號進行fft變換，從而得出信號中各次諧波的含量及信號畸變系數，並將其與正常工況下的參數進行對比，從而進一步診斷出穩壓電源、 ups電源、開關電源等設備的運行狀況；組成監控系統的設備長期處于工作狀態，往往由於設備散熱條件不好、設備老化故障等原因導致設備表面溫度過高，從而影響設備的正常運行，降低設備的使用壽命。
  18. In order to improving the display performance of video image, it is necessary to preprocess the video signals before being displayed on the monitor. so a flicker - free digital three - dimensional project based on dsp is finally designed

    為了進一步改善終端視頻圖像的顯示性能，需要對送顯示前的視頻信號進行一定的預處理，因此對基於dsp的無閃爍數字立體成像方案進行了研究。
  19. The key idea of the system is converting the two - dimensional image data to one - dimensional digital temporal signals by virtual - loops

    其核心思想是通過視頻虛擬線圈將二維的圖像信號轉化成一維的數字時間信號。
  20. The body of display screen regard computer as the control centre, allocating advanced and perfect program making and playing software, corresponding piecemeal in electronic screen and a certain area of the window of display of computer, show the real - time synchronism of content, and can be convenient to choose and show the size of the picture at will

    顯示屏體以電腦為控制中心，配備先進完善的節目製作及播放軟體，電子屏幕與電腦顯示器vga窗口某一區域逐點對應，顯示內容實時同步，並可方便隨意地選擇顯示畫面的大小。戶外雙基色視頻可以接收顯示錄像機影碟機電視機等視頻信號。
分享友人
分享到 Line

分享到臉書